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Alaska
4
Barrow
4
Environmental impacts
4
Oil spills on land
4
ARCTIC REGIONS
3
Fungi
3
MYCORRHIZAS
3
ORGANIC MATTER
3
PROGRESS REPORT
3
Roots
3
Soil microorganisms
3
54 ENVIRONMENTAL SCIENCES
2
Biomass
2
Cape
2
DOCUMENT TYPES
2
FORESTS
2
Mycorhizal fungi
2
NITRATES
2
ORGANIC COMPOUNDS
2
ORGANIC NITROGEN COMPOUNDS
2
OXYGEN COMPOUNDS
2
PHOSPHORUS
2
POLAR REGIONS
2
Plant respiration
2
SOIL CHEMISTRY
2
Simpson
2
Soils
2
UREA
2
Willows
2
59 BASIC BIOLOGICAL SCIENCES
1
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